SQL SERVER刪除數據庫

declare @dbname sysname
set @dbname='MvcSite'
declare @s nvarchar(1000)
declare tb cursor local for
select s='kill '+cast(spid as varchar)
from master..sysprocesses
where dbid=db_id(@dbname)
open tb
fetch next from tb into @s
while @@fetch_status=0
begin
exec(@s)
fetch next from tb into @s
end
close tb
deallocate tb
exec('drop database ['+@dbname+']')